Electrical Cables In cables the charging current Leads the voltage by 90° Lags the voltage by 90° Lags the voltage by 180° Leads the voltage by 180° Leads the voltage by 90° Lags the voltage by 90° Lags the voltage by 180° Leads the voltage by 180° ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The material for armouring on cable is usually None of the listed here Steel tape Both Steel tape and Galvanized steel wire Galvanized steel wire None of the listed here Steel tape Both Steel tape and Galvanized steel wire Galvanized steel wire ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables Solid type cables are considered unreliable beyond 66 kV because Skin effect dominates on the conductor There is a danger of breakdown of insulation due to the presence of voids Insulation may melt due to higher temperature Of corona loss between conductor and sheath material Skin effect dominates on the conductor There is a danger of breakdown of insulation due to the presence of voids Insulation may melt due to higher temperature Of corona loss between conductor and sheath material ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables If a power cable and a communication cable are to run parallel the minimum distance between the two, to avoid interference, should be 20 cm 100 cm 30 cm 50 cm 20 cm 100 cm 30 cm 50 cm ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables A certain cable has an insulation of relative permittivity 4. If the insulation is replaced by one of relative permittivity 2, the capacitance of the cable will become One half Double None of the listed here Four times One half Double None of the listed here Four times ANSWER DOWNLOAD EXAMIANS APP
Electrical Cables The insulating material for a cable should have High mechanical strength High dielectric strength low cost All of the listed here High mechanical strength High dielectric strength low cost All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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